Closest hex to #8666c7 is #86c

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#
#86c

8666c7

8666c7

contains 86

086 186 286 386 486 586 686 786 860 861 862 863 864 865 866 867 868 869 86a 86b 86c 86d 86e 86f 886 986 a86 b86 c86 d86 e86 f86

contains 6c

06c 16c 26c 36c 46c 56c 66c 6c0 6c1 6c2 6c3 6c4 6c5 6c6 6c7 6c8 6c9 6ca 6cb 6cc 6cd 6ce 6cf 76c 86c 96c a6c b6c c6c d6c e6c f6c

contains 8c

08c 18c 28c 38c 48c 58c 68c 78c 88c 8c0 8c1 8c2 8c3 8c4 8c5 8c6 8c7 8c8 8c9 8ca 8cb 8cc 8cd 8ce 8cf 98c a8c b8c c8c d8c e8c f8c